efficiency test efficient statistic efficient working effloresce efflorescence efflorescent effluence effluent effluent control effluents reutilization effluent treatment plant effluent water effluvium efflux coefficient effluxes of water efflux gallery effluxion efflux of water efflux viscometer effort current |
efficiency test изпитване за определяне коефициента на полезно действие Търсената дума е намерена |